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$109+ Cheap flights from Ontario to Boston (ONT - BOS)

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 8/23. Fares are subject to change and may not be available on all flights or dates of travel.
ONT — BOS
Jul 30 — Aug 61
From?
To?
Tue 7/30
Tue 8/6
1 adult, Economy
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The best prices from Ontario to Boston Logan Intl are usually found in January or August, booked 69 days in advance, depart on a Saturday or Monday and return on a Monday

Cheap flight deals from Ontario to Boston

Discover tips and strategies to find the most affordable flight options for your journey from Ontario (ONT) to Boston (BOS). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated July 25, 2024.

Popular in

June

Cheapest in

January

Round-trip from

$260
(JetBlue)

One-way from

$109
(Frontier)
High demand for flights, 28% potential price rise
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Best time to find cheap flights, 32% potential price drop
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From Ontario to Boston Logan Intl
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One-way flight from Ontario to Boston Logan Intl
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What is the cheapest day to fly round-trip from Ontario to Boston?

Saturday flights are found to be more expensive to fly from Ontario to Boston. This shouldn’t discourage you from searching, as you can still find great deals by being flexible with your options. Use our search form to find deals on tickets to Boston.

How far in advance should I book a flight from Ontario to Boston?

Users have found that booking a flight from Ontario to Boston at least 57 days early can save you up to 52% on average compared to booking a flight this week. If booking 57 days before your flight isn’t an option for you, users have found flights from Ontario to Boston for as little as $390 when booking for a departure date within the next two weeks. You can also check prices now. Some users have found airline tickets as low as $533 for flights departing within the next 3 days.

What is the cheapest month to fly from Ontario to Boston?

Flights from Ontario to Boston lean towards being more expensive in July. Prices are generally better when you fly from Ontario to Boston in September, with the cheapest ticket starting at $109.

What is the cheapest time of day to fly from ONT to BOS?

It’s optimal to fly from Ontario to Boston in the afternoon. By choosing this option you can save up to 23% on the cost of your flight, compared to a flight at noon.

Cheap Ontario to Boston flights in July & August 2024

Find cheap flight options from Ontario to Boston specifically for the months of July and August 2024. Explore affordable fares based on user searches. Over the last 7 days, Cheapflights users made 2,752,877 searches. Prices were last updated on July 25, 2024.
These are some of the best deals we've found on flights to Boston in 2024 at this time. If these deals don't appeal to you, be sure to come back soon for more options.
This JetBlue deal was found by Cheapflights users on 7/24. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure JetBlue is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 8/2511:45 pmONT - BOS
1 stop10h 04mJetBlue
Tue 8/273:09 pmBOS - ONT
1 stop10h 19mJetBlue
Deal found 7/24$260
This JetBlue deal was found by Cheapflights users on 7/24. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure JetBlue is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 8/1411:45 pmONT - BOS
1 stop10h 04mJetBlue
Fri 8/232:39 pmBOS - ONT
1 stop10h 49mJetBlue
Deal found 7/24$289
This American Airlines deal was found by Cheapflights users on 7/24. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 8/2010:30 pmONT - BOS
1 stop10h 29mAmerican Airlines
Tue 9/36:00 amBOS - ONT
1 stop13h 08mAmerican Airlines
Deal found 7/24$290
This American Airlines deal was found by Cheapflights users on 7/23. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 8/3110:46 amONT - BOS
2 stops10h 07mAmerican Airlines
Thu 9/59:30 amBOS - ONT
1 stop15h 09mAmerican Airlines
Deal found 7/23$295
This American Airlines deal was found by Cheapflights users on 7/24. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 8/2010:46 amONT - BOS
1 stop9h 27mAmerican Airlines
Tue 9/310:24 amBOS - ONT
2 stops11h 00mAmerican Airlines
Deal found 7/24$301
This American Airlines deal was found by Cheapflights users on 7/24. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 8/149:35 amONT - BOS
1 stop11h 21mAmerican Airlines
Fri 8/235:15 amBOS - ONT
2 stops9h 39mAmerican Airlines
Deal found 7/24$310
This American Airlines deal was found by Cheapflights users on 7/24. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 8/1010:46 amONT - BOS
1 stop9h 27mAmerican Airlines
Sat 8/176:00 amBOS - ONT
1 stop8h 53mAmerican Airlines
Deal found 7/24$311
This American Airlines deal was found by Cheapflights users on 7/24. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 8/2312:41 pmONT - BOS
1 stop7h 32mAmerican Airlines
Mon 8/261:37 pmBOS - ONT
1 stop11h 03mAmerican Airlines
Deal found 7/24$315
This American Airlines deal was found by Cheapflights users on 7/24. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 8/1012:46 pmONT - BOS
1 stop8h 10mAmerican Airlines
Sat 8/175:15 amBOS - ONT
2 stops9h 38mAmerican Airlines
Deal found 7/24$316

Ontario to Boston 2024 flight deals

Discover exclusive flight deals for travel between Ontario and Boston in 2024. Find excellent offers based on user searches. Over the last 7 days, Cheapflights users made 2,752,877 searches. Data last updated July 25, 2024.
These are some of the best deals we've found on flights to Boston in 2024 at this time. If these deals don't appeal to you, be sure to come back soon for more options.
This JetBlue deal was found by Cheapflights users on 7/24. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure JetBlue is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 8/2511:45 pmONT - BOS
1 stop10h 04mJetBlue
Tue 8/273:09 pmBOS - ONT
1 stop10h 19mJetBlue
Deal found 7/24$260
This American Airlines deal was found by Cheapflights users on 7/24. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 9/18:25 amONT - BOS
1 stop12h 31mAmerican Airlines
Thu 9/59:30 amBOS - ONT
1 stop12h 04mAmerican Airlines
Deal found 7/24$283
This JetBlue deal was found by Cheapflights users on 7/24. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure JetBlue is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/411:20 pmONT - BOS
1 stop11h 26mJetBlue
Mon 9/92:45 pmBOS - ONT
1 stop10h 35mJetBlue
Deal found 7/24$289
This American Airlines deal was found by Cheapflights users on 7/24. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 8/2010:30 pmONT - BOS
1 stop10h 29mAmerican Airlines
Tue 9/36:00 amBOS - ONT
1 stop13h 08mAmerican Airlines
Deal found 7/24$290
This American Airlines deal was found by Cheapflights users on 7/24. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/59:41 amONT - BOS
1 stop11h 17mAmerican Airlines
Mon 9/96:00 amBOS - ONT
1 stop13h 16mAmerican Airlines
Deal found 7/24$293
This American Airlines deal was found by Cheapflights users on 7/24. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/61:28 pmONT - BOS
1 stop13h 05mAmerican Airlines
Wed 11/1312:17 pmBOS - ONT
1 stop8h 31mAmerican Airlines
Deal found 7/24$294
This American Airlines deal was found by Cheapflights users on 7/24. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/49:41 amONT - BOS
2 stops9h 39mAmerican Airlines
Tue 9/109:30 amBOS - ONT
1 stop11h 58mAmerican Airlines
Deal found 7/24$295
This American Airlines deal was found by Cheapflights users on 7/24. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/227:40 pmONT - BOS
1 stop7h 15mAmerican Airlines
Tue 10/293:00 pmBOS - ONT
1 stop8h 13mAmerican Airlines
Deal found 7/24$296
This American Airlines deal was found by Cheapflights users on 7/24. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/227:40 pmONT - BOS
2 stops9h 47mAmerican Airlines
Tue 10/2910:12 amBOS - ONT
1 stop10h 40mAmerican Airlines
Deal found 7/24$301

Ontario to Boston flights leaving soon

Find last-minute flight options from Ontario to Boston for spontaneous travel. Discover available flights and compare prices based on user searches. Secure great deals and offers for spontaneous trips with quick booking options. Over the last 7 days, Cheapflights users made 2,752,877 searches. Data last updated July 25, 2024.
Users seeking a last-minute flight from Ontario to Boston should consider booking one of these fares. Users should double check the flight they book to ensure it matches the day, time, and destination they're looking for.
This Delta deal was found by Cheapflights users on 7/24. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 8/41:21 pmONT - BOS
1 stop7h 37mDelta
Wed 8/74:50 pmBOS - ONT
1 stop9h 07mDelta
Deal found 7/24$578
This Delta deal was found by Cheapflights users on 7/25. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 7/316:59 pmONT - BOS
1 stop9h 56mDelta
Mon 8/56:45 pmBOS - ONT
1 stop8h 14mDelta
Deal found 7/25$594
This United Airlines deal was found by Cheapflights users on 7/24. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 7/316:25 pmONT - BOS
1 stop8h 35mUnited Airlines
Wed 8/76:00 amBOS - ONT
1 stop9h 15mUnited Airlines
Deal found 7/24$596
This Delta deal was found by Cheapflights users on 7/24. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 8/11:21 pmONT - BOS
1 stop7h 37mDelta
Mon 8/126:45 pmBOS - ONT
1 stop8h 14mDelta
Deal found 7/24$606
This American Airlines deal was found by Cheapflights users on 7/25. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 7/3010:36 pmONT - BOS
1 stop12h 08mAmerican Airlines
Tue 8/61:37 pmBOS - ONT
1 stop7h 47mAmerican Airlines
Deal found 7/25$630
This American Airlines deal was found by Cheapflights users on 7/25. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 7/3010:36 pmONT - BOS
1 stop13h 40mAmerican Airlines
Tue 8/65:15 amBOS - ONT
2 stops9h 38mAmerican Airlines
Deal found 7/25$635
This United Airlines deal was found by Cheapflights users on 7/25. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 8/16:20 amONT - BOS
1 stop8h 35mUnited Airlines
Thu 8/86:00 amBOS - ONT
1 stop9h 15mUnited Airlines
Deal found 7/25$636
This Delta deal was found by Cheapflights users on 7/25. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 7/301:21 pmONT - BOS
1 stop7h 37mDelta
Mon 8/56:10 amBOS - ONT
1 stop9h 09mDelta
Deal found 7/25$646
This American Airlines deal was found by Cheapflights users on 7/25. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 7/316:05 amONT - BOS
2 stops9h 29mAmerican Airlines
Mon 8/55:18 pmBOS - ONT
1 stop7h 22mAmerican Airlines
Deal found 7/25$651

One-way flights to Boston from Ontario

Search for one-way flight options from Ontario to Boston. Find affordable one-way fares based on user searches. Compare prices and availability to plan your one-way journey according to your preferred dates and budget. Over the last 7 days, Cheapflights users made 2,752,877 searches. Data last updated July 25, 2024.
If you're seeking multiple options on one-way flights from Ontario to Boston, be sure to check out these deals, which are updated often. Users needing a return flight from Ontario to Boston should utilize the search form above.
This Frontier deal was found by Cheapflights users on 7/24. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 8/232:58 pmONT - BOS
2 stops17h 49mFrontier
Deal found 7/24$109
This JetBlue deal was found by Cheapflights users on 7/24. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure JetBlue is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 8/2511:45 pmONT - BOS
1 stop10h 04mJetBlue
Deal found 7/24$130
This JetBlue deal was found by Cheapflights users on 7/25. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure JetBlue is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/2411:35 pmONT - BOS
1 stop11h 11mJetBlue
Deal found 7/25$136
This AA.com deal was found by Cheapflights users on 7/25. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure AA.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 8/2412:40 amONT - BOS
1 stop10h 28mAmerican Airlines
Deal found 7/25$143
This Delta deal was found by Cheapflights users on 7/24. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/911:29 amONT - BOS
1 stop9h 30mDelta
Deal found 7/24$148
This Alaska Airlines deal was found by Cheapflights users on 7/24. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/2911:29 amONT - BOS
1 stop9h 30mAlaska Airlines
Deal found 7/24$149
This American Airlines deal was found by Cheapflights users on 7/24. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/97:40 pmONT - BOS
2 stops9h 47mAmerican Airlines
Deal found 7/24$153
This JetBlue deal was found by Cheapflights users on 7/24. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure JetBlue is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 8/2711:45 pmONT - BOS
1 stop10h 04mJetBlue
Deal found 7/24$159
This Delta deal was found by Cheapflights users on 7/24. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 8/76:50 amONT - BOS
1 stop8h 32mDelta
Deal found 7/24$163

Find flights from Ontario to Boston within your budget

Customize your flight search to find flights from Ontario to Boston that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, Cheapflights users made 2,752,877 searches. Data last updated July 25, 2024.

Fly from

Any airport

Fly to

Any airport

Budget

$260 - $384

Route

Depart

Return

Price

OntarioBoston Logan Intl

ONT - BOS

ONTBOS

Ontario

Mon 9/9

1 stop11h 11m

Boston Logan Intl

Thu 9/12

1 stop10h 35m

$260

OntarioBoston Logan Intl

ONT - BOS

ONTBOS

Ontario

Sun 9/1

1 stop12h 31m

Boston Logan Intl

Thu 9/5

1 stop12h 04m

$283

OntarioBoston Logan Intl

ONT - BOS

ONTBOS

Ontario

Wed 9/4

1 stop11h 26m

Boston Logan Intl

Mon 9/9

1 stop10h 35m

$289

OntarioBoston Logan Intl

ONT - BOS

ONTBOS

Ontario

Tue 8/20

1 stop10h 29m

Boston Logan Intl

Tue 9/3

1 stop13h 08m

$290

OntarioBoston Logan Intl

ONT - BOS

ONTBOS

Ontario

Thu 9/5

1 stop11h 17m

Boston Logan Intl

Mon 9/9

1 stop13h 16m

$293

OntarioBoston Logan Intl

ONT - BOS

ONTBOS

Ontario

Thu 8/29

1 stop8h 32m

Boston Logan Intl

Sun 9/1

1 stop8h 02m

$323

OntarioBoston Logan Intl

ONT - BOS

ONTBOS

Ontario

Wed 11/6

1 stop14h 59m

Boston Logan Intl

Wed 11/13

1 stop11h 20m

$335

OntarioBoston Logan Intl

ONT - BOS

ONTBOS

Ontario

Sat 8/31

1 stop8h 32m

Boston Logan Intl

Sat 9/7

1 stop9h 09m

$347

OntarioBoston Logan Intl

ONT - BOS

ONTBOS

Ontario

Thu 8/22

1 stop12h 35m

Boston Logan Intl

Thu 8/29

1 stop7h 55m

$384

Flights are sorted by cheapest first

Deals found on 7/24

How far ahead should I book a flight from Ontario to Boston?

Use this chart to determine the optimal time to book a round-trip flight from Ontario to Boston. Price data was last updated on July 25, 2024.
Booking 69 days in advance of your planned departure date is, on average, the best time to get cheap flights from Ontario to Boston. The general trend is that the closer you book to the departure date, the more expensive your flight will be.
Search Deals

What is the cheapest day to fly from Ontario to Boston?

Use this chart to determine the cheapest time to fly round-trip from Ontario to Boston. Price data was last updated on July 21, 2024.
Morning
Noon
Afternoon
Evening
All times are departure.
Travelers seeking maximum savings on their Ontario to Boston flight should consider departing on Tuesday at noon when fares are most often at their lowest. Friday at noon flights should be avoided if possible as fares are typically the most expensive at this time.
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Best time to book a flight from Ontario to Boston

Have a flexible travel schedule? Discover the best time to fly to Boston from Ontario with our price prediction graph.
Estimated round-trip price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Temperature and rainfall in Boston by month

Plan your trip to Boston by taking into account the average temperature and rainfall totals by month.

BOS

Temperature

30.2 - 73.4 °F

If weather is an important factor for your trip to Boston, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 73.4 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 30.2 F).

Reviews of airlines servicing Boston

Get insights into the airlines that provide service to Boston. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Boston. Reviews last updated July 25, 2024.
See what other customers who have flown with American Airlines, JetBlue and Delta from Ontario to Boston have to say. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.
Southwest
8.2
Very good
5,641 reviews

Entertainment

7.8

Comfort

8.1

Food

7.3

Overall

8.2

Boarding

8.3

Crew

8.7

Reviews

1 / 10

My original flight was delayed so they found this flight for me so I could arrive at a reasonable time

Southwest
8.2
Very good
5,641 reviews
Southwest
8.2
Very good
5,641 reviews

Entertainment

7.8

Comfort

8.1

Food

7.3

Overall

8.2

Boarding

8.3

Crew

8.7

Reviews

1 / 10

My original flight was delayed so they found this flight for me so I could arrive at a reasonable time

Alaska Airlines
8.1
Very good
9,365 reviews
Southwest
8.2
Very good
5,641 reviews

Entertainment

7.8

Comfort

8.1

Food

7.3

Overall

8.2

Boarding

8.3

Crew

8.7

Reviews

1 / 10

My original flight was delayed so they found this flight for me so I could arrive at a reasonable time

Delta
8.0
Very good
9,630 reviews
Southwest
8.2
Very good
5,641 reviews

Entertainment

7.8

Comfort

8.1

Food

7.3

Overall

8.2

Boarding

8.3

Crew

8.7

Reviews

1 / 10

My original flight was delayed so they found this flight for me so I could arrive at a reasonable time

JetBlue
7.6
Good
3,996 reviews
Southwest
8.2
Very good
5,641 reviews

Entertainment

7.8

Comfort

8.1

Food

7.3

Overall

8.2

Boarding

8.3

Crew

8.7

Reviews

1 / 10

My original flight was delayed so they found this flight for me so I could arrive at a reasonable time

United Airlines
7.4
Good
10,000 reviews
Southwest
8.2
Very good
5,641 reviews

Entertainment

7.8

Comfort

8.1

Food

7.3

Overall

8.2

Boarding

8.3

Crew

8.7

Reviews

1 / 10

My original flight was delayed so they found this flight for me so I could arrive at a reasonable time

Related info for your journey

Find useful and relevant information for your journey from Ontario to Boston. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • Can I find flights from Ontario to Boston for under $300 on Cheapflights?

    Yes, there are multiple flights from Ontario to Boston for under $300. The cheapest flight booked recently is on JetBlue for just $260, but on average you can expect to pay $303.

  • Are there last-minute flights available from Ontario to Boston for under $600?

    There are currently 20+ open flights from Ontario to Boston within the next 7 days for less than $600.

  • What are the cheapest airlines flying from Ontario to Boston round-trip?

    According to our current data, JetBlue ($260), American Airlines ($283), and United Airlines ($323) offers the cheapest pricing from Ontario to Boston. JetBlue is priced at 40% lower than the current average price of a flight leaving 3 months from now.

  • What are the cheapest airlines to fly from Ontario to Boston one-way?

    $109 is the cheapest one-way deal found within the past few days, from Frontier. You may also be able to find cheap deals on JetBlue and American Airlines, with prices starting from $130 and $143, respectively.

  • What does ONT to BOS mean?

    ONT and BOS are unique codes to identify airports used in the aviation industry. They are defined by IATA (International Air Transport Association) and are commonly called IATA codes. ONT to BOS refers to a flight route from Ontario Airport to Boston Logan Intl Airport.

  • Can I find deals for flights from Ontario to Boston that include extra baggage allowance?

    The amount of baggage you can bring on your Ontario to Boston flight depends on the airline and the type of fare you've chosen. After entering your flight details, you'll be able to view the specific baggage policies for each deal in the search results. Keep in mind that certain deals may offer additional baggage allowance.

  • Can I find deals on flights from Ontario to Boston with specific airlines?

    Yes, Cheapflights allows you to browse and filter Ontario to Boston flight deals by airline. After entering your origin and destination, use the available filters to view flights offered by airlines.

  • Can I find deals for flights from Ontario to Boston that include hotel bookings?

    Yes. In addition to deals on Ontario to Boston flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Ontario to Boston?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Ontario to Boston.

  • Can I find deals for business class flights from Ontario to Boston?

    Yes. Cheapflights offers flight deals from Ontario to Boston by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

  • Can I find deals for flights from Ontario to Boston that allow pets onboard?

    Many airlines flying from Ontario to Boston offer the option to travel with pets. After selecting a flight deal, you can find more information about the airline's pet policy on their official website or by contacting the airline directly. Please note that additional fees and restrictions may apply.

  • Can I find deals on last-minute flights from Ontario to Boston?

    Yes, you can often find last-minute deals on Ontario to Boston flights on Cheapflights. However, these deals can vary and may not always be available. We recommend checking back frequently or signing up for price alerts for the most up-to-date deals.

  • How recently were the Ontario to Boston flight deals updated?

    The Ontario to Boston flight deals you see on this page were last updated on 7/24.

  • What are the most popular airlines that fly from Ontario to Boston?

    Consider American Airlines, Alaska Airlines or JetBlue when booking your flight. These represent the most popular airlines when flying from Ontario to Boston.

  • What is the cheapest month to book a flight from Ontario to Boston?

    Currently, January is the cheapest month in which you can book a flight from Ontario to Boston (average of $218). Flying from Ontario to Boston in July is currently the most expensive (average of $315). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

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Top 6 airlines flying from Ontario to Boston

Discover the top 6 airlines that operate flights from Ontario to Boston. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 2,752,877 searches. Data last updated July 25, 2024.
AirlineCheapestAverageFlexibilityOn-time
JetBlueCheapest$121Average$313FlexibilityNo cancel feeOn-time62%
Spirit AirlinesCheapest$131Average$226FlexibilityNo cancel feeOn-time65%
DeltaCheapest$176Average$424FlexibilityNo cancel feeOn-timeN/A
United AirlinesCheapest$236Average$473FlexibilityNo cancel feeOn-time69%
American AirlinesCheapest$266Average$471FlexibilityNo cancel feeOn-time71%
Alaska AirlinesCheapest$304Average$503FlexibilityNo cancel feeOn-time75%
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